I found this post worth to people who write and want to protect their works.

Bloggers

Artists/Photographers

Musicians and Movie Makers

https://www.plagiarismtoday.com/stopping-internet-plagiarism/1-how-to-find-plagiarism/

 Help With Detecting PlagiarismHere is a recap of the key links in this article:

More help:

• Copyscape: A great tool for quick plagiarism searches.
• Plagium: A Copyscape alternative that is free and based on Yahoo!
• Google Alerts: A free service that can automate basic plagiarism checks and email you results.
• FairSare: A tool to detect misuse of content in an RSS feed.
• Digital Fingerprint Plugin: A WordPress plugin to detect RSS scraping.
• Tineye: A visual search engine that looks for copies of an image.
• FeedBurner: Offers feed modification and analysis tools that can make detecting RSS scraping much easier.

Good luck